You can't login with nostr from mobile, but you can on desktop.
Do you not get this?
nostr:nprofile1qqstdhxam7rxw5586xjwscsdj24fqhp93kzsh7xvjg7nnhc7mlh9aeczqf2t4 why can't I log in with my npub, or am I just too stupid?
Discussion
You should try integrating the nostr login library by nostr:nprofile1qqsrx4k7vxeev3unrn5ty9qt9w4cxlsgzrqw752mh6fduqjgqs9chhgppemhxue69uhkummn9ekx7mp0qy2hwumn8ghj7un9d3shjtnyv9kh2uewd9hj7qg6waehxw309aex2mrp0yh8x6rfw3nx7unrv5hx7mn99uslkdah. Login with Amber app on mobile or via DM (very handy for non-client apps, but no signing).
Hm, weird. I had the suspicion that it was a me problem. Will try with a different setup/browser. Thanks!